to have one login for both web apps.

1/ kayako user only
checks and able to login to kayako only

2/ whmcs user only
checks and able to login once kayako and whmcs

3/ whmcs and kayako users
this is the same user but in both web apps. checks and able to login once to kayako and whmcs

HostBill is a similar WHMCS software and it is recomended by most important hosting companies.

For more information: http://hostbillapp.com

Any chance you might have a look to included Moodle into the LoginShare script?

LoginShare for Kayako for a DNN (DotNetNuke) web portal.

Will be nice to have jira CROWD (os confluence / jira) loginshare

Request Kayako 4 LoginShare for CS-Cart